/**
 * Copyright (C) 2017 - 2020 https://github.com/joewee
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.bifrost.wechat.controller;

import com.bifrost.common.constant.SessionConstant;
import com.bifrost.wechat.service.WxServiceContext;
import me.chanjar.weixin.common.bean.WxJsapiSignature;
import me.chanjar.weixin.common.exception.WxErrorException;
import me.chanjar.weixin.mp.api.WxMpService;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.Map;

/**
 * @author joewee
 * @version 1.0.0
 * @Date 2017/10/23 13:01
 */
@RestController
@RequestMapping("wechat/jsapi")
public class WechatJSAPIController {
    @Autowired
    private WxServiceContext wxServiceContext;
    private Logger logger = LoggerFactory.getLogger(WechatJSAPIController.class);
    /**
     * 获取jsapi相关配置
     */
    @PostMapping("/signature")
    public Map getConfig(@RequestParam(name = "url") String url,HttpServletRequest request) throws WxErrorException {
        WxJsapiSignature wxJsapiSignature = null;
       Object appid = request.getSession().getAttribute(SessionConstant.APP_ID);
        if (appid != null && !StringUtils.isEmpty(url)) {
            WxMpService wxService = wxServiceContext.getWxServiceByAppId(appid.toString());
            try {
                wxJsapiSignature = wxService.createJsapiSignature(StringUtils.substringBefore(url, "#"));
                Map result = new HashMap(2);
                result.put("code", 200);
                result.put("signature", wxJsapiSignature);
                return result;
            }catch (Exception e){
                logger.error(String.format("获取签名错误：%s,appId:%s",e.getMessage(),appid.toString()));
                Map result = new HashMap(2);
                result.put("code", 500);
                result.put("signature", wxJsapiSignature);
                return result;
            }
        }
        else {
            throw new RuntimeException("获取签名错误");
        }
    }
}
